HANGU: The security forces foiled a terror plot by defusing a bomb near the basic health unit (BHU) in Orakzai Agency, official sources said on Wednesday. They said that militants had planted a 5-kilogramme explosive near the wall of the BHU in Dranda Sheikhan area in central parts of Orakzai tribal region. The security forces and political administration personnel reached the area and defused the bomb after receiving information.